Lo que los fósiles nos enseñan sobre la Tierra (Investigating Fossils)

For thousands of years, militaries around the world were limited to male soldiers. However, throughout history, brave women have stepped out of the background and onto the battlefield. This biographical text covers the important women who’ve broken ground in the military. Famous historical figures such as Joan of Arc, Clara Barton, and Florence Nightingale are covered in depth, while the stories of modern-day heroes are presented to show how women are still affecting change on the front lines. A comprehensive timeline, fact boxes, and historical and modern images complete this...

This upper-level text, perfect for art and culture courses, introduces students to the customs and history of Spain. This volume features a wide variety of readings, cultural activities, and 600 questions about the history, literature, art, and traditions of Spain, as well as a CD-ROM of interactive activities.

In 2019, nineteen-year-old outfielder Juan Soto helped the Washington Nationals win the World Series. Read about Soto's journey from the Dominican Republic to Washington, D.C., and see what the future holds for the young superstar.

Mi primer libro de lectura es una herramienta para que los lectores principiantes aprendan cómo leer. Es un buen paso para aquellos niños que han dominado el alfabeto y los sonidos de cada letra. Incluye oraciones cortas, palabras familiares y conceptos simples para aquellos niños que desean leer por su cuenta. El contenido educará al niño sobre los principales temas de nuestra sociedad: la familia, el trabajo, los valores morales, ética ciudadana, el medio ambiente y muchos otros temas. Además contiene bellas imágenes a todo color que acompañan la lectura inicial. El propósito...

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of problem decomposition. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how problem decomposition works in the real world. In this book, readers will learn how to break down their research into different kinds of sources. This ...